import urllib.request
import re

def open_url(url):
    req = urllib.request.Request(url)
    req.add_header('User_Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36')
    page = urllib.request.urlopen(req)
    html = page.read().decode('utf-8')
    return html

def get_ip(html):
    p = r'(([0,1]?\d?\d|2[0-4]\d|25[0-5]\.){3}(([0,1]?\d?\d|2[0-4]\d|25[0-5]))'
    iplist = re.findall(p,html)

    for each in imglist:
        print(each)
        

if __name__ == '__main__':
    url = "http://www.proxy360.cn/default.aspx"
    get_ip(open_url(url))
